<template>
  <div>
<!--    面包屑导航-->
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>用户管理</el-breadcrumb-item>
      <el-breadcrumb-item>用户列表</el-breadcrumb-item>
    </el-breadcrumb>

    <el-card class="box-card">
      <el-row :gutter="20">
        <el-col :span="7">
          <el-input placeholder="请输入内容" v-model="queryInfo.query" :clearable="true" @clear="getUserList">
            <el-button slot="append" icon="el-icon-search" @click="getUserList"></el-button>
          </el-input>
        </el-col>
        <el-col :span="4">
          <el-button type="primary" @click="addDialogVisible = true">添加用户</el-button>
        </el-col>
      </el-row>
      <el-table :data="userList" border stripe>
        <el-table-column type="index"></el-table-column>
        <el-table-column label="姓名" prop="username"></el-table-column>
        <el-table-column label="邮箱" prop="email"></el-table-column>
        <el-table-column label="电话" prop="mobile"></el-table-column>
        <el-table-column label="角色" prop="role_name"></el-table-column>
        <el-table-column label="状态" prop="mg_state">
          <template slot-scope="scope">
            <el-switch v-model="scope.row.mg_state" @change="userStateChange(scope.row)"></el-switch>
          </template>
        </el-table-column>
        <el-table-column label="操作" min-width="120">
          <template slot-scope="scope">
            <el-button type="primary" icon="el-icon-edit" size="mini" @click="showEditUser(scope.row.id)"></el-button>
            <el-button type="danger" icon="el-icon-delete" size="mini" @click="removeUserById(scope.row.id)"></el-button>
            <el-tooltip class="item" effect="dark" content="分配角色" placement="top" :enterable="false">
              <el-button type="warning" icon="el-icon-setting" size="mini" @click="setRole(scope.row)"></el-button>
            </el-tooltip>
          </template>
        </el-table-column>
      </el-table>
      <el-pagination
        @size-change="handleSizeChange"
        @current-change="handleCurrentChange"
        :current-page="queryInfo.pagenum"
        :page-sizes="[1, 2, 5, 10]"
        :page-size="queryInfo.pagesize"
        layout="total, sizes, prev, pager, next, jumper"
        :total="total">
      </el-pagination>
    </el-card>
    <el-dialog
      title="添加用户"
      :visible.sync="addDialogVisible"
      width="50%"
      @close="addDialogClosed"
    >
      <el-form :model="addForm" :rules="addFormRules" ref="addFormRef" label-width="70px">
        <el-form-item label="用户名" prop="username">
          <el-input v-model="addForm.username"></el-input>
        </el-form-item>
        <el-form-item label="密码" prop="password">
          <el-input v-model="addForm.password"></el-input>
        </el-form-item>
        <el-form-item label="邮箱" prop="email">
          <el-input v-model="addForm.email"></el-input>
        </el-form-item>
        <el-form-item label="手机" prop="mobile">
          <el-input v-model="addForm.mobile"></el-input>
        </el-form-item>
      </el-form>
      <span slot="footer" class="dialog-footer">
        <el-button @click="addDialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="addUser">确 定</el-button>
      </span>
    </el-dialog>
<!--    修改-->
    <el-dialog
      title="修改用户信息"
      :visible.sync="editDialogVisible"
      width="50%"
      @close="editDialogClosed"
    >
      <el-form :model="editForm" :rules="editFormRules" ref="editFormRef" label-width="70px">
        <el-form-item label="用户名">
          <el-input v-model="editForm.username" disabled></el-input>
        </el-form-item>
        <el-form-item label="邮箱" prop="email">
          <el-input v-model="editForm.email"></el-input>
        </el-form-item>
        <el-form-item label="手机" prop="mobile">
          <el-input v-model="editForm.mobile"></el-input>
        </el-form-item>
      </el-form>
      <span slot="footer" class="dialog-footer">
        <el-button @click="editDialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="editUser">确 定</el-button>
      </span>
    </el-dialog>
<!--    分配角色-->
    <el-dialog
      title="分配角色"
      :visible.sync="setRoleDialogVisiable"
      width="50%"
      @close="setRoleDialogClose"
    >
      <div>
        <p>当前的用户:{{userInfo.username}}</p>
        <p>当前的角色:{{userInfo.role_name}}</p>
        <p>分配新角色:
          <el-select v-model="selectRoleId">
            <el-option v-for="item in roleList" :key="item.id" :label="item.roleName" :value="item.id"></el-option>
          </el-select>
        </p>
      </div>
      <span slot="footer" class="dialog-footer">
    <el-button @click="setRoleDialogVisiable = false">取 消</el-button>
    <el-button type="primary" @click="saveRoleInfo">确 定</el-button>
  </span>
    </el-dialog>
  </div>
</template>

<script>
export default {
  name: "user",
  data(){
    let checkEmail = (rule,value,callback)=>{
      const regEmail = /^(\w-*\.*)+@(\w-?)+(\.\w{2,})+$/;
      if(regEmail.test(value)){
        return callback();
      }
      callback(new Error('请输入合法的邮箱'));
    };
    let checkMobile = (rule,value,callback)=>{
      const regMobile = /^1[3456789]\d{9}$/;
      if(regMobile.test(value)){
        return callback();
      }
      callback(new Error('请输入正确的手机号'))
    };
    return{
      queryInfo:{
        query:'',
        pagenum:1,
        pagesize:2,
      },
      userList:[],
      total:0,
      addDialogVisible:false,//添加对话框
      editDialogVisible:false,//修改
      addForm:{
        username: '',
        password: '',
        email: '',
        mobile:'',
      },
      addFormRules:{
        username:[
          {required:true,message:'请输入用户名',trigger:'blur'},
          {min:3,max:10,message: '用户名在3-10个字符之间',trigger: 'blur'},
        ],
        password:[
          {required:true,message:'请输入密码',trigger:'blur'},
          {min:6,max:15,message: '用户名在6-15个字符之间',trigger: 'blur'}
        ],
        email:[
          {required:true,message:'请输入邮箱',trigger:'blur'},
          {validator:checkEmail,trigger: 'blur'}
        ],
        mobile:[
          {required:true,message:'请输入手机号',trigger:'blur'},
          {validator:checkMobile,trigger: 'blur'}
        ],

      },
      editForm:{},
      editFormRules:{
        email:[
          {required:true,message:'请输入邮箱',trigger:'blur'},
          {validator:checkEmail,trigger: 'blur'}
        ],
        mobile:[
          {required:true,message:'请输入手机号',trigger:'blur'},
          {validator:checkMobile,trigger: 'blur'}
        ],
      },
      setRoleDialogVisiable:false,//角色分配对话框
      userInfo:{},
      roleList:[],
      selectRoleId:'',//已选中的角色Id值
    }
  },
  methods:{
    async getUserList(){
      const {data:res} = await this.$shop.get('users',{params:this.queryInfo})
      if(res.meta.status !== 200) return this.$message.error('获取用户列表失败');
      this.userList = res.data.users;
      this.total = res.data.total
    },
    //跳转页面监听
    handleSizeChange(newSize){
      this.queryInfo.pagesize = newSize;
      this.getUserList(newSize)
    },
    //监听页码
    handleCurrentChange(newPageNum){
      this.queryInfo.pagenum = newPageNum;
      this.getUserList(newPageNum)
    },
     async userStateChange(userInfo){
      const  {data:res} = await this.$shop.put(`users/${userInfo.id}/state/${userInfo.mg_state}`);
      if(res.meta.status !== 200){
        userInfo.mg_state = !userInfo.mg_state
        return this.$message.error('更新用户操作失败')
      }
      this.$message.success('更新状态成功')
    },
    //监听对话框关闭事件
    addDialogClosed(){
      this.$refs.addFormRef.resetFields();
    },
    //监听修改对话框关闭事件
    editDialogClosed(){
      this.$refs.editFormRef.resetFields();
    },
    //添加用户
    addUser(){
      this.$refs.addFormRef.validate(async valid=>{
        if(!valid) return;
        const {data:res} =  await this.$shop.post('users',this.addForm);
        if(res.meta.status !==201){
          this.$message.error('添加失败')
        }
        this.$message.success('添加成功');
        this.addDialogVisible = false;
        this.getUserList();
      })
    },
    async showEditUser(id){
      const {data:res} = await this.$shop.get('users/'+id)
      if(res.meta.status !== 200){
        return this.$message.error('查询失败')
      }
      this.editForm = res.data
      this.editDialogVisible = true;
    },
    //修改用户
    editUser(){
      this.$refs.editFormRef.validate( async valid=>{
        if(!valid) return;
       const {data:res}  = await this.$shop.put('users/'+this.editForm.id,{email:this.editForm.email,mobile:this.editForm.mobile})
        if(res.meta.status !==200){
          return this.$message.error('修改信息失败')
        }
        this.editDialogVisible = false;
        this.getUserList();
        this.$message.success('更新用户数据成功')
      })
    },
    //删除
    removeUserById(id){
      this.$confirm('此操作将永久删除该用户, 是否继续?', '提示', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning'
      }).then(() => {
        this.$shop.delete('users/'+id).then(res=>{
          if(res.data.meta.status ==400){
            return this.$message.info(`${res.data.meta.msg}`)
          }
          if(res.data.meta.status !==200){
            return this.$message.error('删除失败')
          }
          this.$message({
            type: 'success',
            message: '删除成功!'
          });
          this.getUserList();
        })
      }).catch(() => {
        this.$message({
          type: 'info',
          message: '已取消删除'
        });
      });
    },

    // 设置权限
    setRole(userInfo){
      // 获取角色列表
      this.$shop.get('roles').then(res=>{
        if(res.data.meta.status !==200){
          return this.$message.error(`获取角色失败`)
        }
        this.roleList = res.data.data;
        this.selectRoleId = this.userInfo.role_name;
      })
      this.userInfo = userInfo;
      this.setRoleDialogVisiable = true;
    },
    // 保存用户权限
    saveRoleInfo(){
      if(!this.selectRoleId){
        return this.$message.error('请选择要分配的角色')
      }
      this.$shop.put(`users/${this.userInfo.id}/role`,{rid:this.selectRoleId}).then(res=>{
        if(res.data.meta.status ==400){
          return this.$message.info(`${res.data.meta.msg}`)
        }
        if(res.data.meta.status !==200){
          return this.$message.error(`更新用户角色失败`)
        }
        this.$message.success(`更新用户角色成功`);
        this.getUserList();
        this.setRoleDialogVisiable = false;
      })
    },
    // 监听分配角色弹窗关闭事件
    setRoleDialogClose(){
      this.selectRoleId = '';
      this.userInfo = {};
    }
  },
  created() {
    this.getUserList();
  },
  mounted() {

  }
}
</script>

<style scoped>

</style>
